package com.atguigu.guilimall.product.exception;


import com.atguigu.common.exception.BizCodeEnum;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;

/**
 * 集中处理所有的异常
 */

@Slf4j
//@ResponseBody
//@ControllerAdvice(basePackages = "com.atguigu.guilimall.product.controller")
@RestControllerAdvice(basePackages = "com.atguigu.guilimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e ) {
        log.error("数据校验出现问题{}， 异常类型：{}", e.getMessage(), e.getClass());

        BindingResult bindingResult = e.getBindingResult();
        HashMap<String, String> map = new HashMap<>();
        bindingResult.getFieldErrors().forEach(fieldError -> {
            map.put(fieldError.getField(), fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data", map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {
        log.error(throwable.getMessage());
        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(), BizCodeEnum.UNKNOW_EXCEPTION.getMsg());
    }
}
